.kefu-affix {
    display: block;
    position: fixed;
    top: 80%;
    right: 50px;
    z-index: 1000;
    user-select: none;
    cursor: pointer;
}
.kefu-button {
    display: block;
    width: 50px;
    height: 50px;
    animation: kefu-pulse 2s infinite;
    border-radius: 50%;
}
.kefu-button-tip {
    position: absolute;
    font-size: 14px;
    top: 18px;
    padding: 5px 0 5px 5px;
    border: 1px solid #f2f2f2;
    border-radius: 6px;
}
.kefu-button-tip:before {
    position: absolute;
    width: 10px;
    height: 10px;
    content: " ";
    transform: rotate(140deg);
    box-sizing: border-box;
    border: 1px solid #f2f2f2;
    right: -5px;
    top: 4px;
    border-bottom-color: transparent !important;
    border-right-color: transparent !important;
    background: #fff;
}
.kefu-common-tip {
    display: block;
    position: fixed;
    top: 20px;
    font-size: 14px;
    padding: 5px 10px;
    border-radius: 4px;
}

.kefu-invitation-box {
    position: fixed;
    width: 400px;
    height: 200px;
    top: calc(50% - 100px);
    left: calc(50% - 200px);
    border-radius: 5px;
    z-index: 1200;
    box-shadow: 0 0 10px rgba(135, 137, 138, 0.27);
}
.kefu-invitation-close {
    color: #999;
    font-size: 24px;
    position: absolute;
    line-height: 24px;
    right: 4px;
    cursor: pointer;
}
.kefu-invitation-close:hover {
    color: #222;
}
.kefu-invitation-button {
    position: absolute;
    bottom: 13px;
    right: 10px;
    display: flex;
}
.kefu-invitation-button div {
    padding: 3px 10px;
    border-radius: 2px;
    font-size: 12px;
    line-height: 20px;
}
.kefu-invitation-button-later {
    color: #409eff;
    background: #fff;
    margin-right: 10px;
    cursor: pointer;
}
.kefu-invitation-button-consulting {
    color: #fff;
    background: #409eff;
    cursor: pointer;
}

.kefu-success {
    background: #e1f3d8;
    color: #67c23a;
    border: 1px solid #d1edc4;
}
.kefu-info {
    background: #f4f4f5;
    color: #909399;
    border: 1px solid #e9e9eb;
}
.kefu-warning {
    background: #fdf6ec;
    color: #e6a23c;
    border: 1px solid #faecd8;
}
.kefu-error {
    background: #fef0f0;
    color: #f56c6c;
    border: 1px solid #fde2e2;
}
@-webkit-keyframes kefu-pulse {
    0% {
        -webkit-box-shadow: 0 0 0 0 rgba(13, 130, 255, 0.4);
    }
    70% {
        -webkit-box-shadow: 0 0 0 10px rgba(13, 130, 255, 0);
    }
    100% {
        -webkit-box-shadow: 0 0 0 0 rgba(13, 130, 255, 0);
    }
}
@keyframes kefu-pulse {
    0% {
        -moz-box-shadow: 0 0 0 0 rgba(13, 130, 255, 0.4);
        box-shadow: 0 0 0 0 rgba(13, 130, 255, 0.4);
    }
    70% {
        -moz-box-shadow: 0 0 0 10px rgba(13, 130, 255, 0);
        box-shadow: 0 0 0 10px rgba(13, 130, 255, 0);
    }
    100% {
        -moz-box-shadow: 0 0 0 0 rgba(13, 130, 255, 0);
        box-shadow: 0 0 0 0 rgba(13, 130, 255, 0);
    }
}